Note: zero or more of these datasets are used in the article.

``historical_real_wage_allen_fig1.csv`` data crudely extracted from Fig. 1 in
Allen, Robert C. “Engels’ Pause: Technical Change, Capital Accumulation, and
Inequality in the British Industrial Revolution.” Explorations in Economic
History 46, no. 4 (October 2009): 418–35. doi:10.1016/j.eeh.2009.04.004.

``population-by-country.csv`` downloaded from https://ourworldindata.org/world-population-growth/

Source information from the site:

> Sources used by Clio-Infra
> All original sources used by Clio-Infra are listed below:
>
> Arroyo Abad, Leticia, and Jan Luiten van Zanden, ‘Growth under extractive institutions? Latin America per capita GDP in colonial times’, CGEH Working Paper Series, 61 (2014).
>
> Gapminder, Indicator: Population, total, 1555-2030 (http://www.gapminder.org/data/: 8-12-2011).
>
> Kuczynski, Robert René, Demographic Survey of the British Empire. West Africa; South Africa High
>
> Commission Territories; West Indian and American Territories (London, Oxford University Press, 1948; 1949; 1953), 3 vols.
>
> Maddison, A., The World Economy: A Millennial Perspective (Paris: OECD, 2001).
>
> Maddison, A., The World Economy: Historical Statistics (Paris: OECD, 2003).
>
> McEvedy, C., and Jones, R., Atlas of World Population History (New York, NY: Penguin Books, 1978).
>
> Mitchell, Brian, International Historical Statistics: 1750-2005 (London: Palgrave Macmillan, 2007), 3 vols. (The Americas, Europe, Africa, Asia and Oceania).
>
> Montevideo-Oxford Latin America Economic History Database (http://oxlad.qeh.ox.ac.uk/search.php: 06-10-2011).
>
> Statistical Year Books of League of Nations (LNYB), 1926, 1933, 1942-1944 (http://digital.library.northwestern.edu/league/stat.html: 27-09-2012).
>
> The Frankema-Jerven African Population Database 1850-1960, version 1.0; published in Frankema, E.and Jerven, M. (2014). 'Writing History Backwards and Sideways: Towards a Consensus on African Population, 1850-present' Economic History Review 67 (2014) 907-931.
>
> The World Bank Data, Indicator: Population, total, 1960-2010 (http://data.worldbank.org/: 6-12-2011).
>
>
> The original data is published in thousands, Our World In Data multiplied it by 1000.
